SHOULD YOU BUY ONE??? COSTCO Kirkland Signature Full Synthetic Motor Oil

The truth about the COSTCO Kirkland Signature Full Synthetic Motor Oil, And Should You Buy One??? 👇Click the Link and Use Code to Save $$$ ANCEL BS200 Superstarter Link: https://www.ancel.com/products/ancel-... ANCEL Discount Code: ed10 Ed Car DIY is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Amazon Links: LIQUIMOLY MOTOR OIL SAVER: https://amzn.to/43KDmT3 GIRAFFE Wall Mounted Vacuum w/ remote: https://amzn.to/3KcasV2 Liquimoly CERATEC: https://amzn.to/4dZuD3o Liquimoly Engine Flush: https://amzn.to/43Dj26A VEVOR Air Jack (lowered car & SUV): https://amzn.to/3YZsaQb SOLOSCAN: https://amzn.to/4cq6Ad0 BMW 128i High Performance Brake Kit: https://amzn.to/4heKU4u Brake piston wind back tool, 3 pin: https://amzn.to/4kiMwg5 14mm Spark plug socket (thin wall): https://amzn.to/3CPzsy3 D1S LED conversion :https://amzn.to/3CkzKN9 Honda Civic ABS sensor: https://amzn.to/41UlZzc Pelsee P12 Plus 4K Mirror Dashcam (64GB): https://amzn.to/3ZUvRay KINGBOLEN BF200: https://amzn.to/4ePP0zp OLMLMO 6" Buffer Polisher: https://amzn.to/3xVS9x6 Discount Code: CAP02OLM Auxito amazon link: https://amzn.to/4cDQnQZ Launch Creader X431 Elite 2.0 : https://amzn.to/3IK7Slc Discount code: 10%off Code: IYY5Z4CP A-Premium Eccentric shaft: https://amzn.to/4cvq91M Digital Torque wrench: https://amzn.to/3AGHtnm Extended cordless rachet: https://amzn.to/479prWZ Jack Rod: https://amzn.to/3LyaPqh Launch X431 CRP919e Elite: https://amzn.to/3xFS4hv Launch Creder Elite Scan tool: https://amzn.to/3z7ylYo Launch Elite 2.0 Pro: https://amzn.to/4eZNz1N MAF sensor cleaner: https://amzn.to/44qfAuL Liquimoly 5w-40 MOLYGEN: https://amzn.to/41XalkN Noco Genius 10: https://amzn.to/3T2XpHO Nexpeak NC201: https://amzn.to/3sZDizx Ancel BA101 battery tester: https://amzn.to/480SFa0 Depstech DS520 triple camera: https://amzn.to/3MOHgSy Tuner style lug nuts M12x1.5: https://amzn.to/3s4f72G BMW M12x1.5 Stud conversion 50mm: https://amzn.to/3FzN5Po Liquimoly Engine Flush: https://amzn.to/3R7ZIIt Mann Oil filter: https://amzn.to/44BvP6z Turtle wax headlight lens restorer kit: https://amzn.to/456Udhl Brake caliper compression tool: https://amzn.to/3Y5CG6B 2pc. low profile ramps: https://amzn.to/3PArnQg Low profile 2pc ramps: https://amzn.to/3oDVLQ8 Launch Creader Elite BMW: https://amzn.to/3C06d7o BMW alcantara (no stripe) steering wheel cover: https://amzn.to/3pHhW8n BMW alcantara w/ red stripe steering wheel cover: https://amzn.to/41PDA8x M3 paddle shifter: https://amzn.to/3AFYI4Z M1 & M2 Red buttons: https://amzn.to/40LqMi4 BMW Steering wheel Carbon overlay: https://amzn.to/44sUvj1 BMW steering wheel carbon look overlay: https://amzn.to/3AFXLK1 Ancel BA101 Battery tester: https://amzn.to/3Z4mr9s Fluke 17B+ Multimeter: https://amzn.to/3Y2pRIG NOCO GB40: https://amzn.to/3X5sXv3 4k Dual dashcam: https://amzn.to/3wk9YlB BMW custom mud flaps: https://amzn.to/3uqglmo Castrol Edge 5W40: https://amzn.to/3QclqrE Plastic Welding Gun 100w : https://amzn.to/3NSYgop Ancel BA101 (Battery Tester) : https://amzn.to/3nxIch6 Jansite smart wireless air compressor: https://amzn.to/3MyQnnc Oil pan thread repair kit: https://amzn.to/3chJjPW Powerstop Z26 Front brake kit: https://amzn.to/3wSVwRe Powerstop Z26 Rear brake kit: https://amzn.to/3lUaNMK Carbon fiber burnt blue stainless steel exhaust tips: https://amzn.to/37AV9lU VVIVID light smoke headlight tint: https://amzn.to/3MpUIJU NOCO GENIUS 1: https://amzn.to/37KjPbo NOCO GENIUS 2: https://amzn.to/3v9qXHh NOCO GENIUS 5: https://amzn.to/37G1tIK NOCO GENIUS 10: https://amzn.to/3vBrYXP VVIVID HEADLIGHT OR TAIL LIGHT TINT WRAP: https://amzn.to/3MpUIJU LIQUIMOLY CERATEC :https://amzn.to/3K9U9lK LIQUIMOLY ENGINE FLUSH: https://amzn.to/3rImmd9 LED UNDERGLOW: https://amzn.to/3OC2lyS INTAKE VALVE CLEANER: https://amzn.to/3KaYnJR M4 STYLE CARBON FIBER REAR SPOILER: https://amzn.to/41ECGOo M235I CARBON LOOK FRONT SPLITTER : https://amzn.to/3xLyair CARBON LOOK REAR DIFFUSER: https://amzn.to/3KboZL1 eManualOnline link: https://shareasale.com/r.cfm?b=510988... eManualOnline Discount Code: EDCARDIY22 AUTOONE Jumpstarter JS02 : https://www.autooneled.com/?ref=PduU4... 15% Discount Code: EDCARDIY Auxito link: https://auxito.com/IrpCptrNYWV9lW Auxito Discount Code: EDCARDIY MJJC Foam Cannon Shampoo: https://mjjc.com/collections/soap-sha... Coupon Code: 89MR907BGXM2 MJJC Foam Cannon S V3.0 : https://mjjc.com/collections/foam-can... Coupon Code: 89MR907BGXM2 Colight link: https://www.led-colight.com/?ref=ghlo... Colight discount code: EdCarDIY Gooloo Affiliate link: https://www.shareasale.com/u.cfm?d=12...

Costco Kirkland Signature oil versus Mobil 1 with Blackstone Labs
▶︎

Costco Kirkland Signature oil versus Mobil 1 with Blackstone Labs

More Ai Lies? The FACTS about 0W-20 vs 5W-30 (With Evidence)
▶︎

More Ai Lies? The FACTS about 0W-20 vs 5W-30 (With Evidence)

NEVER Do This After an Oil Change! (KILLS Your Engine Fast)
▶︎

NEVER Do This After an Oil Change! (KILLS Your Engine Fast)

This Engine Oil Just Destroyed My Car (Do Not Buy)
▶︎

This Engine Oil Just Destroyed My Car (Do Not Buy)

Who Makes Kirkland Motor Oil? Why Costco’s $19 Oil Outscores $29 Mobil 1 in Lab Tests
▶︎

Who Makes Kirkland Motor Oil? Why Costco’s $19 Oil Outscores $29 Mobil 1 in Lab Tests

Costco Kirkland Motor Oil New vs 10,000 Miles
▶︎

Costco Kirkland Motor Oil New vs 10,000 Miles

Is Costco's Kirkland Motor Oil Safe for Your Car?  Let's find out!  SuperTech Synthetic vs Kirkland
▶︎

Is Costco's Kirkland Motor Oil Safe for Your Car? Let's find out! SuperTech Synthetic vs Kirkland

Is Kirkland (Costco) Oil Secretly the Best in 2026?
▶︎

Is Kirkland (Costco) Oil Secretly the Best in 2026?

TOYOTA OWNERS! PLEASE Don't Make These Mistakes With Oil Filters!
▶︎

TOYOTA OWNERS! PLEASE Don't Make These Mistakes With Oil Filters!

EXPOSED: The Truth About Pennzoil and Quaker State (Plus A Sneak Peek At Our Next Video)
▶︎

EXPOSED: The Truth About Pennzoil and Quaker State (Plus A Sneak Peek At Our Next Video)

It Turns Out, Hybrids Are Really Hard On Engines
▶︎

It Turns Out, Hybrids Are Really Hard On Engines

Corvette Oil & Filter Change using Kirkland Signature Full Synthetic Motor Oil from Costco
▶︎

Corvette Oil & Filter Change using Kirkland Signature Full Synthetic Motor Oil from Costco

NEVER Use These 11 Oil Brands in Your Honda (& 5 That WORK!)
▶︎

NEVER Use These 11 Oil Brands in Your Honda (& 5 That WORK!)

Who Makes Costco’s Kirkland Motor Oil and is it Any Good?
▶︎

Who Makes Costco’s Kirkland Motor Oil and is it Any Good?

Can I save my engine with Liquimoly Motor Oil Saver???
▶︎

Can I save my engine with Liquimoly Motor Oil Saver???

Do Thin Oils Destroy Engines? Lessons From GM’s Massive Recall
▶︎

Do Thin Oils Destroy Engines? Lessons From GM’s Massive Recall

Costco Kirkland Motor Oil New vs 5K vs 10K Miles
▶︎

Costco Kirkland Motor Oil New vs 5K vs 10K Miles

We Tested 0W-20, 5W-30 & 5W-40 in the ENGINE — One Clear Winner !
▶︎

We Tested 0W-20, 5W-30 & 5W-40 in the ENGINE — One Clear Winner !

Costco Kirkland Signature Full Synthetic Oil Change | Honest Review
▶︎

Costco Kirkland Signature Full Synthetic Oil Change | Honest Review

Comparing Costco Kirkland Oil to Mobil 1 After 10,000 Miles
▶︎

Comparing Costco Kirkland Oil to Mobil 1 After 10,000 Miles